<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>鼠标放上去透明度和位移都变化</title>
<style>
* {
margin:0;
padding:0;
}
.dv1 {
position: relative;
left:0;
top:200px;
width:100px;
height:300px;
background-color: red;
}
.dv1 div {
width:300px;
height:300px;
position: absolute;
left:136px;
top:0;
background-color: orange;
opacity: 0;
}
</style>
</head>
<body>
<div class=‘dv1‘>
<div></div>
</div>
</body>
<script src=‘http://apps.bdimg.com/libs/jquery/1.8.3/jquery.min.js‘></script>
<script>
//这个函数里面有个坑：$(".dv1 div") . stop() 要不然只要鼠标放上去几次，函数就执行几次，这是bug，所以务必要加上这句话
$(document).ready(function(){
$(".dv1").hover(function(){
$(‘.dv1 div‘).stop().animate({
left:"120px",
opacity: 1
})
},function(){
$(‘.dv1 div‘).stop().animate({
left:"300px",
opacity: 0
})
})
})
</script>
</html>
原文：http://www.cnblogs.com/agansj/p/7203528.html